VSVatsal Singh
@vatsalsingh
Data-focused software developer specializing in backend APIs, performance optimization, and machine learning solutions.
IrelandWhat I'm looking for
I am a data-focused software developer with hands-on experience building RESTful APIs, payment integrations, and performance-optimized systems. I have driven measurable impact — improving booking efficiency, reducing API response times, and maintaining high uptime while delivering 15+ production releases.
I combine backend engineering, data analytics, and machine learning to solve real-world problems, from LSTM stock predictors to IoT traffic systems. I thrive in Agile teams, provide client training and documentation, and prioritize robust testing and error handling to reduce production issues.
Experience
Work history, roles, and key accomplishments
Software Developer
Calculus Systems
Aug 2023 - Aug 2025 (2 years)
Integrated and optimized flight vendor systems and payment gateways, improving booking efficiency by 35% and maintaining 99.9% uptime while reducing production issues by 40% through proactive debugging and testing.
Education
Degrees, certifications, and relevant coursework
UGUniversity of Galway
Master of Science, Data Analytics
2025 -
Master of Science in Data Analytics program at the University of Galway, commenced September 2025 and currently in progress.
A. P. Shah Institute of Technology
Bachelor of Engineering, Information Technology
2019 - 2023
Grade: GPA: 3.8/4.0
Completed Bachelor of Engineering in Information Technology with a GPA of 3.8/4.0 from August 2019 to June 2023.
Tech stack
Software and tools used professionally
Availability
Location
IrelandAuthorized to work in
Job categories
Skills
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